tekmar 667 Snow Detector & Melting Control Installation - Manual (Page 3)

3 of 32 © 2009 D 667 - 03/09
Display
Symbol Description
Mixing Device Output Scale
Shows output of injection pump. Arrows
show whether the output is increasing or
decreasing.
Lock / Unlock
Displays when the access levels are
locked or unlocked.
Pump
Displays when the system pumps are
operating. Burner
Displays when the Boiler relay is
turned on.
Override
Displays when the control is in override mode.
Pointer
Displays the control operation as
indicated by the text.
Warning
Displays when an error exists or when a limit
has been reached.
°F, °C, min, hr, sec
Units of measurement.
Melt Demand
Idle Demand
WWSD
Minimum
Maximum
Water
Melting
Item Field
Displays an abbreviated
name of the selected item
Menu Field
Displays the
current menu
Status Field
Displays the
current status
of the control's
inputs, outputs
and operation
Number Field
Displays the current value of the selected item
Buttons
Selects Menus, Items
and adjust settings
The following defined terms and symbols are used throughout this manual to bring attention to the presence of hazards of various risk
levels, or to important information concerning the life of the product.
- Warning Symbol: Indicates presence of hazards which can cause severe personal injury, death or
substantial property damage if ignored.
- Double insulated
- Local level, appliances
INSTALLATION
CATEGORY II
Definitions